Uzupełnij zdania właściwymi formami czasowników w nawiasach. Zastosuj czasy present perfect, present perfect continuos lub past simple.

- I … (be) on a diet for three weeks now but … (not lose) a pound yet.
- They … (spend) their holidays in Tuscany three times.
- When Tricia … (be) a student she … (live) in a dormitory for almost a year.
- We … (solve) crossword puzzles for two hours. So far we … (solve) five.
- Robert … (be) last ill ages ago.
 - You look very tired. What … (you/do)?
- The dress looks nice. Where … (you/buy) it?
- Ania is one of the most interesting people I … (meet) in my life.
- I first … (go) to London ten years ago and I … (return) several times since then.